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Q77975223

RR Lyrae variable star in the constellation Hercules
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Q77975223

Summary

Q77975223 is a RR Lyrae variable[1].

Key Facts

  • Q77975223's instance of is recorded as RR Lyrae variable[2].
  • Q77975223's constellation is recorded as Hercules[3].
  • Q77975223's catalog code is recorded as [SHM2017] J244.78830+21.80733[4].
  • Q77975223's catalog code is recorded as SDSS J161909.19+214826.3[5].
  • Q77975223's catalog code is recorded as [DCD2013] CSS J161909.2+214826[6].
  • Q77975223's catalog code is recorded as Gaia DR2 1202454542095409280[7].
  • Q77975223's type of variable star is recorded as RR Lyrae variable with asymmetric light curves[8].
  • Q77975223's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.896'}[9].
  • Q77975223's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.564'}[10].
  • Q77975223's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.504'}[11].
  • Q77975223's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.517'}[12].
  • Q77975223's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.497'}[13].
  • Q77975223's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.91'}[14].
  • Q77975223's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.8470'}[15].
  • Q77975223's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.0711'}[16].
  • Q77975223's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-238.6'}[17].
  • Q77975223's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q11929860', 'amount': '+26.89'}[18].
  • Q77975223's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+244.78828766219030'}[19].
  • Q77975223's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+21.80733342982510'}[20].
  • Q77975223's epoch is recorded as J2000.0[21].
  • Q77975223's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-1.779'}[22].
  • Q77975223's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-1.399'}[23].

Body

Definition and Type

Q77975223's instance of is recorded as RR Lyrae variable[2].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . SIMBAD. wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . SIMBAD. wikidata.org.
  4. [5] ↑ . SIMBAD. wikidata.org.
  5. [6] ↑ . SIMBAD. wikidata.org.
  6. [7] ↑ . SIMBAD. wikidata.org.
  7. [8] ↑ . Machine-learned Identification of RR Lyrae Stars from Sparse, Multi-band Data: The PS1 Sample. wikidata.org.
  8. [9] ↑ . The SDSS Photometric Catalog, Release 7. wikidata.org.
  9. [10] ↑ . The SDSS Photometric Catalog, Release 7. wikidata.org.
  10. [11] ↑ . The SDSS Photometric Catalog, Release 7. wikidata.org.
  11. [12] ↑ . The SDSS Photometric Catalog, Release 7. wikidata.org.
  12. [13] ↑ . The SDSS Photometric Catalog, Release 7. wikidata.org.
  13. [14] ↑ . Probing the outer galactic halo with RR Lyrae from the Catalina surveys. wikidata.org.
  14. [15] ↑ . Gaia Data Release 2. wikidata.org.
  15. [16] ↑ . Gaia Data Release 2. wikidata.org.
  16. [17] ↑ . The Milky Way's circular velocity curve to 60 kpc and an estimate of the dark matter halo mass from the kinematics of ~2400 SDSS blue horizontal-branch stars. wikidata.org.
  17. [18] ↑ . Probing the outer galactic halo with RR Lyrae from the Catalina surveys. wikidata.org.
  18. [19] ↑ . Gaia Data Release 2. wikidata.org.
  19. [20] ↑ . Gaia Data Release 2. wikidata.org.
  20. [21] ↑ . Gaia Data Release 2. wikidata.org.
  21. [22] ↑ . Gaia Data Release 2. wikidata.org.
  22. [23] ↑ . Gaia Data Release 2. wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Q77975223. Retrieved May 7, 2026, from https://4ort.xyz/entity/q77975223
MLA “Q77975223.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q77975223.
BibTeX @misc{4ortxyz_q77975223_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q77975223}}, year = {2026}, url = {https://4ort.xyz/entity/q77975223}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q77975223 — https://4ort.xyz/entity/q77975223 (retrieved 2026-05-07)

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